<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>购物车</title>
	<%@ include file="/pages/common/head.jsp"%>
</head>
<body>

	<div id="header">
			<img class="logo_img" alt="" src="static/img/logo.gif" >
			<span class="wel_word">购物车</span>
		<%@ include file="/pages/common/login_sucess_menu.jsp"%>
		<script type="text/javascript">
			$(function () {
				$("a.deleteItem").click(function () {
				return 	confirm("你确定要删除【"+$(this).parent().parent().find("td:first").text()+"】");
				});

				$("#clearCart").click(function () {
					return 	confirm("你确定要清空购物车吗？");
				});

				$(".updateCount").change(function () {
					let name =$(this).parent().parent().find("td:first").text()
					let count =this.value;
					var id = $(this).attr("bookId");
					if(confirm("你确定要将【"+name+"】商品数量修改为:"+count+"吗?")){
							location.href="http://localhost:8080/book/cartServlet?action=updateCount&count="+count+"&id="+id;
					}else {
						this.value=this.defaultValue;
					}


				})
			}) ;

		</script>
	</div>
	
	<div id="main">
	
		<table>
			<tr>
				<td>商品名称</td>
				<td>数量</td>
				<td>单价</td>
				<td>金额</td>
				<td>操作</td>
			</tr>
			<c:if test="${empty sessionScope.cart.items}">
					<tr>
						<td colspan="5" ><a href="index.jsp">亲,当前购物车为空!快去跟小伙伴们浏览商品吧!!</a> </td>
						<td></td>
						<td></td>
						<td></td>
						<td><a href="#"></a></td>
					</tr>
			</c:if>

			<c:if test="${not empty sessionScope.cart.items}">
				<c:forEach items="${sessionScope.cart.items}" var="entry">

					<tr>
						<td>${entry.value.name}</td>
						<td>
						<input class="updateCount" bookId="${entry.value.id}" style="width: 80px" type="text" value="${entry.value.count}">
						</td>
						<td>${entry.value.price}</td>
						<td>${entry.value.totalPrice}</td>
						<td><a class="deleteItem"  href="cartServlet?action=deleteItem&id=${entry.value.id}">删除</a></td>
					</tr>
				</c:forEach>
			</c:if>

		</table>

		<c:if test="${not empty sessionScope.cart.items}">
		<div class="cart_info">
			<span class="cart_span">购物车中共有<span class="b_count">${sessionScope.cart.totalCount}</span>件商品</span>
			<span class="cart_span">总金额<span class="b_price">${sessionScope.cart.totalPrice}</span>元</span>
			<span class="cart_span"><a id="clearCart" href="cartServlet?action=clear">清空购物车</a></span>
			<span class="cart_span"><a href="orderServlet?action=createOrder">去结账</a></span>
		</div>
		</c:if>
	
	</div>

	<%@include file="/pages/common/footer.jsp"%>
</body>
</html>